1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __LINUX_ROMFS_FS_H 20 #define __LINUX_ROMFS_FS_H 21 #include <linux/types.h> 22 #include <linux/fs.h> 23 #define ROMBSIZE BLOCK_SIZE 24 #define ROMBSBITS BLOCK_SIZE_BITS 25 #define ROMBMASK (ROMBSIZE - 1) 26 #define ROMFS_MAGIC 0x7275 27 #define ROMFS_MAXFN 128 28 #define __mkw(h,l) (((h) & 0x00ff) << 8 | ((l) & 0x00ff)) 29 #define __mkl(h,l) (((h) & 0xffff) << 16 | ((l) & 0xffff)) 30 #define __mk4(a,b,c,d) cpu_to_be32(__mkl(__mkw(a, b), __mkw(c, d))) 31 #define ROMSB_WORD0 __mk4('-', 'r', 'o', 'm') 32 #define ROMSB_WORD1 __mk4('1', 'f', 's', '-') 33 struct romfs_super_block { 34 __be32 word0; 35 __be32 word1; 36 __be32 size; 37 __be32 checksum; 38 char name[0]; 39 }; 40 struct romfs_inode { 41 __be32 next; 42 __be32 spec; 43 __be32 size; 44 __be32 checksum; 45 char name[0]; 46 }; 47 #define ROMFH_TYPE 7 48 #define ROMFH_HRD 0 49 #define ROMFH_DIR 1 50 #define ROMFH_REG 2 51 #define ROMFH_SYM 3 52 #define ROMFH_BLK 4 53 #define ROMFH_CHR 5 54 #define ROMFH_SCK 6 55 #define ROMFH_FIF 7 56 #define ROMFH_EXEC 8 57 #define ROMFH_SIZE 16 58 #define ROMFH_PAD (ROMFH_SIZE - 1) 59 #define ROMFH_MASK (~ROMFH_PAD) 60 #endif 61